src/com/owncloud/android/ui/activity/FileDisplayActivity.java

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author Bartek Przybylski
   5  *   @author David A. Velasco
   6  *   Copyright (C) 2011  Bartek Przybylski
   7  *   Copyright (C) 2015 ownCloud Inc.
   8  *
   9  *   This program is free software: you can redistribute it and/or modify
  10  *   it under the terms of the GNU General Public License version 2,
  11  *   as published by the Free Software Foundation.
  12  *
  13  *   This program is distributed in the hope that it will be useful,
  14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *   GNU General Public License for more details.
  17  *
  18  *   You should have received a copy of the GNU General Public License
  19  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  *
  21  */
  22
  23 package com.owncloud.android.ui.activity;
  24
  25 import android.accounts.Account;
  26 import android.accounts.AccountManager;
  27 import android.accounts.AuthenticatorException;
  28 import android.annotation.TargetApi;
  29 import android.support.v7.app.AlertDialog;
  30 import android.content.BroadcastReceiver;
  31 import android.content.ComponentName;
  32 import android.content.ContentResolver;
  33 import android.content.Context;
  34 import android.content.DialogInterface;
  35 import android.content.Intent;
  36 import android.content.IntentFilter;
  37 import android.content.ServiceConnection;
  38 import android.content.SharedPreferences;
  39 import android.content.SyncRequest;
  40 import android.content.res.Resources.NotFoundException;
  41 import android.database.Cursor;
  42 import android.net.Uri;
  43 import android.os.Build;
  44 import android.os.Bundle;
  45 import android.os.IBinder;
  46 import android.preference.PreferenceManager;
  47 import android.provider.OpenableColumns;
  48 import android.support.v4.app.Fragment;
  49 import android.support.v4.app.FragmentManager;
  50 import android.support.v4.app.FragmentTransaction;
  51 import android.support.v4.content.ContextCompat;
  52 import android.support.v4.view.GravityCompat;
  53 import android.view.Menu;
  54 import android.view.MenuInflater;
  55 import android.view.MenuItem;
  56 import android.view.View;
  57 import android.widget.ProgressBar;
  58 import android.widget.RelativeLayout;
  59 import android.widget.TextView;
  60 import android.widget.Toast;
  61
  62 import com.owncloud.android.MainApp;
  63 import com.owncloud.android.R;
  64 import com.owncloud.android.datamodel.FileDataStorageManager;
  65 import com.owncloud.android.datamodel.OCFile;
  66 import com.owncloud.android.files.services.FileDownloader;
  67 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  68 import com.owncloud.android.files.services.FileUploader;
  69 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  70 import com.owncloud.android.lib.common.OwnCloudAccount;
  71 import com.owncloud.android.lib.common.OwnCloudClient;
  72 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  73 import com.owncloud.android.lib.common.OwnCloudCredentials;
  74 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  75 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  76 import com.owncloud.android.lib.common.operations.RemoteOperation;
  77 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  78 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  79 import com.owncloud.android.lib.common.utils.Log_OC;
  80 import com.owncloud.android.operations.CopyFileOperation;
  81 import com.owncloud.android.operations.CreateFolderOperation;
  82 import com.owncloud.android.operations.CreateShareOperation;
  83 import com.owncloud.android.operations.MoveFileOperation;
  84 import com.owncloud.android.operations.RefreshFolderOperation;
  85 import com.owncloud.android.operations.RemoveFileOperation;
  86 import com.owncloud.android.operations.RenameFileOperation;
  87 import com.owncloud.android.operations.SynchronizeFileOperation;
  88 import com.owncloud.android.operations.UnshareLinkOperation;
  89 import com.owncloud.android.services.observer.FileObserverService;
  90 import com.owncloud.android.syncadapter.FileSyncAdapter;
  91 import com.owncloud.android.ui.dialog.ConfirmationDialogFragment;
  92 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  93 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  94 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  95 import com.owncloud.android.ui.dialog.UploadSourceDialogFragment;
  96 import com.owncloud.android.ui.fragment.FileDetailFragment;
  97 import com.owncloud.android.ui.fragment.FileFragment;
  98 import com.owncloud.android.ui.fragment.OCFileListFragment;
  99 import com.owncloud.android.ui.preview.PreviewImageActivity;
 100 import com.owncloud.android.ui.preview.PreviewImageFragment;
 101 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 102 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 103 import com.owncloud.android.utils.DisplayUtils;
 104 import com.owncloud.android.utils.ErrorMessageAdapter;
 105 import com.owncloud.android.utils.FileStorageUtils;
 106 import com.owncloud.android.utils.UriUtils;
 107
 108 import java.io.File;
 109
 110
 111 /**
 112  * Displays, what files the user has available in his ownCloud.
 113  */
 114
 115 public class FileDisplayActivity extends HookActivity
 116         implements FileFragment.ContainerActivity,
 117         OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 118
 119     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 120     private UploadFinishReceiver mUploadFinishReceiver;
 121     private DownloadFinishReceiver mDownloadFinishReceiver;
 122     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 123
 124     private boolean mDualPane;
 125     private View mLeftFragmentContainer;
 126     private View mRightFragmentContainer;
 127     private ProgressBar mProgressBar;
 128
 129     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 130     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 131     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 132
 133     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 134
 135     public static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 136     public static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 137     public static final int ACTION_MOVE_FILES = 3;
 138     public static final int ACTION_COPY_FILES = 4;
 139
 140     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 141
 142     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 143     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 144
 145     private OCFile mWaitingToPreview;
 146
 147     private boolean mSyncInProgress = false;
 148
 149     private static String DIALOG_UNTRUSTED_CERT = "DIALOG_UNTRUSTED_CERT";
 150     private static String DIALOG_CREATE_FOLDER = "DIALOG_CREATE_FOLDER";
 151     private static String DIALOG_UPLOAD_SOURCE = "DIALOG_UPLOAD_SOURCE";
 152     private static String DIALOG_CERT_NOT_SAVED = "DIALOG_CERT_NOT_SAVED";
 153
 154     private OCFile mWaitingToSend;
 155
 156
 157     @Override
 158     protected void onCreate(Bundle savedInstanceState) {
 159         Log_OC.v(TAG, "onCreate() start");
 160
 161         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account
 162                                             // is valid
 163
 164         /// grant that FileObserverService is watching favorite files
 165         if (savedInstanceState == null) {
 166             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 167             startService(initObserversIntent);
 168         }
 169
 170         /// Load of saved instance state
 171         if(savedInstanceState != null) {
 172             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(
 173                     FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 174             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 175             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(
 176                     FileDisplayActivity.KEY_WAITING_TO_SEND);
 177
 178         } else {
 179             mWaitingToPreview = null;
 180             mSyncInProgress = false;
 181             mWaitingToSend = null;
 182         }
 183
 184         /// USER INTERFACE
 185
 186         // Inflate and set the layout view
 187         setContentView(R.layout.files);
 188
 189         // Navigation Drawer
 190         initDrawer();
 191
 192         mProgressBar = (ProgressBar) findViewById(R.id.progressBar);
 193         mProgressBar.setIndeterminateDrawable(
 194                 ContextCompat.getDrawable(this,
 195                         R.drawable.actionbar_progress_indeterminate_horizontal));
 196
 197         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 198         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 199         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 200         if (savedInstanceState == null) {
 201             createMinFragments();
 202         }
 203
 204         // Action bar setup
 205         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS,
 206                                                                 // according to the official
 207                                                                 // documentation
 208
 209         // enable ActionBar app icon to behave as action to toggle nav drawer
 210         //getSupportActionBar().setDisplayHomeAsUpEnabled(true);
 211         getSupportActionBar().setHomeButtonEnabled(true);
 212
 213         mProgressBar.setIndeterminate(mSyncInProgress);
 214         // always AFTER setContentView(...) ; to work around bug in its implementation
 215
 216         setBackgroundText();
 217
 218         Log_OC.v(TAG, "onCreate() end");
 219     }
 220
 221     @Override
 222     protected void onStart() {
 223         Log_OC.v(TAG, "onStart() start");
 224         super.onStart();
 225         Log_OC.v(TAG, "onStart() end");
 226     }
 227
 228     @Override
 229     protected void onDestroy() {
 230         Log_OC.v(TAG, "onDestroy() start");
 231         super.onDestroy();
 232         Log_OC.v(TAG, "onDestroy() end");
 233     }
 234
 235     /**
 236      * Called when the ownCloud {@link Account} associated to the Activity was just updated.
 237      */
 238     @Override
 239     protected void onAccountSet(boolean stateWasRecovered) {
 240         super.onAccountSet(stateWasRecovered);
 241         if (getAccount() != null) {
 242             /// Check whether the 'main' OCFile handled by the Activity is contained in the
 243             // current Account
 244             OCFile file = getFile();
 245             // get parent from path
 246             String parentPath = "";
 247             if (file != null) {
 248                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 249                     // upload in progress - right now, files are not inserted in the local
 250                     // cache until the upload is successful get parent from path
 251                     parentPath = file.getRemotePath().substring(0,
 252                             file.getRemotePath().lastIndexOf(file.getFileName()));
 253                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 254                         file = null; // not able to know the directory where the file is uploading
 255                 } else {
 256                     file = getStorageManager().getFileByPath(file.getRemotePath());
 257                     // currentDir = null if not in the current Account
 258                 }
 259             }
 260             if (file == null) {
 261                 // fall back to root folder
 262                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 263             }
 264             setFile(file);
 265
 266             if (mAccountWasSet) {
 267                 setUsernameInDrawer((RelativeLayout) findViewById(R.id.left_drawer), getAccount());
 268             }
 269
 270             if (!stateWasRecovered) {
 271                 Log_OC.d(TAG, "Initializing Fragments in onAccountChanged..");
 272                 initFragmentsWithFile();
 273                 if (file.isFolder()) {
 274                     startSyncFolderOperation(file, false);
 275                 }
 276
 277             } else {
 278                 updateFragmentsVisibility(!file.isFolder());
 279                 updateActionBarTitleAndHomeButton(file.isFolder() ? null : file);
 280             }
 281         }
 282     }
 283
 284     private void createMinFragments() {
 285         OCFileListFragment listOfFiles = new OCFileListFragment();
 286         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 287         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 288         transaction.commit();
 289     }
 290
 291     private void initFragmentsWithFile() {
 292         if (getAccount() != null && getFile() != null) {
 293             /// First fragment
 294             OCFileListFragment listOfFiles = getListOfFilesFragment();
 295             if (listOfFiles != null) {
 296                 listOfFiles.listDirectory(getCurrentDir());
 297                 // TODO Enable when "On Device" is recovered
 298                 // listOfFiles.listDirectory(getCurrentDir(), MainApp.getOnlyOnDevice());
 299             } else {
 300                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 301             }
 302
 303             /// Second fragment
 304             OCFile file = getFile();
 305             Fragment secondFragment = chooseInitialSecondFragment(file);
 306             if (secondFragment != null) {
 307                 setSecondFragment(secondFragment);
 308                 updateFragmentsVisibility(true);
 309                 updateActionBarTitleAndHomeButton(file);
 310
 311             } else {
 312                 cleanSecondFragment();
 313             }
 314
 315         } else {
 316             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 317             if (getAccount() == null) {
 318                 Log_OC.wtf(TAG, "\t account is NULL");
 319             }
 320             if (getFile() == null) {
 321                 Log_OC.wtf(TAG, "\t file is NULL");
 322             }
 323         }
 324     }
 325
 326     private Fragment chooseInitialSecondFragment(OCFile file) {
 327         Fragment secondFragment = null;
 328         if (file != null && !file.isFolder()) {
 329             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 330                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 331                     ) {
 332                 int startPlaybackPosition =
 333                         getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 334                 boolean autoplay =
 335                         getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 336                 secondFragment = new PreviewMediaFragment(file, getAccount(),
 337                         startPlaybackPosition, autoplay);
 338
 339             } else {
 340                 secondFragment = FileDetailFragment.newInstance(file, getAccount());
 341             }
 342         }
 343         return secondFragment;
 344     }
 345
 346
 347     /**
 348      * Replaces the second fragment managed by the activity with the received as
 349      * a parameter.
 350      * <p/>
 351      * Assumes never will be more than two fragments managed at the same time.
 352      *
 353      * @param fragment New second Fragment to set.
 354      */
 355     private void setSecondFragment(Fragment fragment) {
 356         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 357         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 358         transaction.commit();
 359     }
 360
 361
 362     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 363         if (mDualPane) {
 364             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 365                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 366             }
 367             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 368                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 369             }
 370
 371         } else if (existsSecondFragment) {
 372             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 373                 mLeftFragmentContainer.setVisibility(View.GONE);
 374             }
 375             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 376                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 377             }
 378
 379         } else {
 380             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 381                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 382             }
 383             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 384                 mRightFragmentContainer.setVisibility(View.GONE);
 385             }
 386         }
 387     }
 388
 389
 390     private OCFileListFragment getListOfFilesFragment() {
 391         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(
 392                 FileDisplayActivity.TAG_LIST_OF_FILES);
 393         if (listOfFiles != null) {
 394             return (OCFileListFragment) listOfFiles;
 395         }
 396         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 397         return null;
 398     }
 399
 400     public FileFragment getSecondFragment() {
 401         Fragment second = getSupportFragmentManager().findFragmentByTag(
 402                 FileDisplayActivity.TAG_SECOND_FRAGMENT);
 403         if (second != null) {
 404             return (FileFragment) second;
 405         }
 406         return null;
 407     }
 408
 409     protected void cleanSecondFragment() {
 410         Fragment second = getSecondFragment();
 411         if (second != null) {
 412             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 413             tr.remove(second);
 414             tr.commit();
 415         }
 416         updateFragmentsVisibility(false);
 417         updateActionBarTitleAndHomeButton(null);
 418     }
 419
 420     protected void refreshListOfFilesFragment() {
 421         OCFileListFragment fileListFragment = getListOfFilesFragment();
 422         if (fileListFragment != null) {
 423             fileListFragment.listDirectory();
 424             // TODO Enable when "On Device" is recovered ?
 425             // fileListFragment.listDirectory(MainApp.getOnlyOnDevice());
 426         }
 427     }
 428
 429     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath,
 430                                          boolean success) {
 431         FileFragment secondFragment = getSecondFragment();
 432         boolean waitedPreview = (mWaitingToPreview != null &&
 433                 mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 434         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 435             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 436             OCFile fileInFragment = detailsFragment.getFile();
 437             if (fileInFragment != null &&
 438                     !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 439                 // the user browsed to other file ; forget the automatic preview
 440                 mWaitingToPreview = null;
 441
 442             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 443                 // grant that the right panel updates the progress bar
 444                 detailsFragment.listenForTransferProgress();
 445                 detailsFragment.updateFileDetails(true, false);
 446
 447             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 448                 //  update the right panel
 449                 boolean detailsFragmentChanged = false;
 450                 if (waitedPreview) {
 451                     if (success) {
 452                         mWaitingToPreview = getStorageManager().getFileById(
 453                                 mWaitingToPreview.getFileId());   // update the file from database,
 454                                                                   // for the local storage path
 455                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 456                             startMediaPreview(mWaitingToPreview, 0, true);
 457                             detailsFragmentChanged = true;
 458                         } else {
 459                             getFileOperationsHelper().openFile(mWaitingToPreview);
 460                         }
 461                     }
 462                     mWaitingToPreview = null;
 463                 }
 464                 if (!detailsFragmentChanged) {
 465                     detailsFragment.updateFileDetails(false, (success));
 466                 }
 467             }
 468         }
 469     }
 470
 471     @Override
 472     public boolean onPrepareOptionsMenu(Menu menu) {
 473         boolean drawerOpen = mDrawerLayout.isDrawerOpen(GravityCompat.START);
 474         menu.findItem(R.id.action_upload).setVisible(!drawerOpen);
 475         menu.findItem(R.id.action_create_dir).setVisible(!drawerOpen);
 476         menu.findItem(R.id.action_sort).setVisible(!drawerOpen);
 477         menu.findItem(R.id.action_sync_account).setVisible(!drawerOpen);
 478
 479         return super.onPrepareOptionsMenu(menu);
 480     }
 481
 482     @Override
 483     public boolean onCreateOptionsMenu(Menu menu) {
 484         MenuInflater inflater = getMenuInflater();
 485         inflater.inflate(R.menu.main_menu, menu);
 486         return true;
 487     }
 488
 489
 490     @Override
 491     public boolean onOptionsItemSelected(MenuItem item) {
 492         boolean retval = true;
 493         switch (item.getItemId()) {
 494             case R.id.action_create_dir: {
 495                 CreateFolderDialogFragment dialog =
 496                         CreateFolderDialogFragment.newInstance(getCurrentDir());
 497                 dialog.show(getSupportFragmentManager(), DIALOG_CREATE_FOLDER);
 498                 break;
 499             }
 500             case R.id.action_sync_account: {
 501                 startSynchronization();
 502                 break;
 503             }
 504             case R.id.action_upload: {
 505                 UploadSourceDialogFragment dialog =
 506                         UploadSourceDialogFragment.newInstance(getAccount());
 507                 dialog.show(getSupportFragmentManager(), DIALOG_UPLOAD_SOURCE);
 508
 509                 break;
 510             }
 511             case android.R.id.home: {
 512                 FileFragment second = getSecondFragment();
 513                 OCFile currentDir = getCurrentDir();
 514                 if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
 515                     mDrawerLayout.closeDrawer(GravityCompat.START);
 516                 } else if((currentDir != null && currentDir.getParentId() != 0) ||
 517                         (second != null && second.getFile() != null)) {
 518                     onBackPressed();
 519
 520                 } else {
 521                     mDrawerLayout.openDrawer(GravityCompat.START);
 522                 }
 523                 break;
 524             }
 525             case R.id.action_sort: {
 526                 SharedPreferences appPreferences = PreferenceManager
 527                         .getDefaultSharedPreferences(this);
 528
 529                 // Read sorting order, default to sort by name ascending
 530                 Integer sortOrder = appPreferences
 531                         .getInt("sortOrder", FileStorageUtils.SORT_NAME);
 532
 533                 AlertDialog.Builder builder = new AlertDialog.Builder(this);
 534                 builder.setTitle(R.string.actionbar_sort_title)
 535                         .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder ,
 536                                 new DialogInterface.OnClickListener() {
 537                             public void onClick(DialogInterface dialog, int which) {
 538                                 switch (which){
 539                                     case 0:
 540                                         sortByName(true);
 541                                         break;
 542                                     case 1:
 543                                         sortByDate(false);
 544                                         break;
 545                                 }
 546
 547                                 dialog.dismiss();
 548                             }
 549                         });
 550                 builder.create().show();
 551                 break;
 552             }
 553         default:
 554             retval = super.onOptionsItemSelected(item);
 555         }
 556         return retval;
 557     }
 558
 559     private void startSynchronization() {
 560         Log_OC.d(TAG, "Got to start sync");
 561         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 562             Log_OC.d(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 563             ContentResolver.cancelSync(null, MainApp.getAuthority());
 564             // cancel the current synchronizations of any ownCloud account
 565             Bundle bundle = new Bundle();
 566             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 567             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 568             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 569                     MainApp.getAuthority());
 570             ContentResolver.requestSync(
 571                     getAccount(),
 572                     MainApp.getAuthority(), bundle);
 573         } else {
 574             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 575                     MainApp.getAuthority() + " with new API");
 576             SyncRequest.Builder builder = new SyncRequest.Builder();
 577             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 578             builder.setExpedited(true);
 579             builder.setManual(true);
 580             builder.syncOnce();
 581
 582             // Fix bug in Android Lollipop when you click on refresh the whole account
 583             Bundle extras = new Bundle();
 584             builder.setExtras(extras);
 585
 586             SyncRequest request = builder.build();
 587             ContentResolver.requestSync(request);
 588         }
 589     }
 590
 591     /**
 592      * Called, when the user selected something for uploading
 593      *
 594      */
 595     @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
 596     @Override
 597     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 598
 599         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK ||
 600                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 601             //getClipData is only supported on api level 16+, Jelly Bean
 602             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
 603                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
 604                     Intent intent = new Intent();
 605                     intent.setData(data.getClipData().getItemAt(i).getUri());
 606                     requestSimpleUpload(intent, resultCode);
 607                 }
 608             }else {
 609                 requestSimpleUpload(data, resultCode);
 610             }
 611         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK ||
 612                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 613             requestMultipleUpload(data, resultCode);
 614
 615         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
 616             final Intent fData = data;
 617             final int fResultCode = resultCode;
 618             getHandler().postDelayed(
 619                     new Runnable() {
 620                         @Override
 621                         public void run() {
 622                             requestMoveOperation(fData, fResultCode);
 623                         }
 624                     },
 625                     DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 626             );
 627
 628         } else if (requestCode == ACTION_COPY_FILES && resultCode == RESULT_OK) {
 629
 630             final Intent fData = data;
 631             final int fResultCode = resultCode;
 632             getHandler().postDelayed(
 633                     new Runnable() {
 634                         @Override
 635                         public void run() {
 636                             requestCopyOperation(fData, fResultCode);
 637                         }
 638                     },
 639                     DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 640             );
 641
 642         } else {
 643             super.onActivityResult(requestCode, resultCode, data);
 644         }
 645
 646     }
 647
 648     private void requestMultipleUpload(Intent data, int resultCode) {
 649         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 650         if (filePaths != null) {
 651             String[] remotePaths = new String[filePaths.length];
 652             String remotePathBase = getCurrentDir().getRemotePath();
 653             for (int j = 0; j< remotePaths.length; j++) {
 654                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 655             }
 656
 657             Intent i = new Intent(this, FileUploader.class);
 658             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 659             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 660             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 661             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 662             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 663                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 664             startService(i);
 665
 666         } else {
 667             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 668             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected),
 669                     Toast.LENGTH_LONG);
 670             t.show();
 671             return;
 672         }
 673     }
 674
 675
 676     private void requestSimpleUpload(Intent data, int resultCode) {
 677         String filePath = null;
 678         String mimeType = null;
 679
 680         Uri selectedImageUri = data.getData();
 681
 682         try {
 683             mimeType = getContentResolver().getType(selectedImageUri);
 684
 685             String fileManagerString = selectedImageUri.getPath();
 686             String selectedImagePath = UriUtils.getLocalPath(selectedImageUri, this);
 687
 688             if (selectedImagePath != null)
 689                 filePath = selectedImagePath;
 690             else
 691                 filePath = fileManagerString;
 692
 693         } catch (Exception e) {
 694             Log_OC.e(TAG, "Unexpected exception when trying to read the result of " +
 695                     "Intent.ACTION_GET_CONTENT", e);
 696
 697         } finally {
 698             if (filePath == null) {
 699                 Log_OC.e(TAG, "Couldn't resolve path to file");
 700                 Toast t = Toast.makeText(
 701                         this, getString(R.string.filedisplay_unexpected_bad_get_content),
 702                         Toast.LENGTH_LONG
 703                 );
 704                 t.show();
 705                 return;
 706             }
 707         }
 708
 709         Intent i = new Intent(this, FileUploader.class);
 710         i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 711         OCFile currentDir = getCurrentDir();
 712         String remotePath =  (currentDir != null) ? currentDir.getRemotePath() : OCFile.ROOT_PATH;
 713
 714         if (filePath.startsWith(UriUtils.URI_CONTENT_SCHEME)) {
 715             Cursor cursor = getContentResolver().query(Uri.parse(filePath), null, null, null, null);
 716             try {
 717                 if (cursor != null && cursor.moveToFirst()) {
 718                     String displayName = cursor.getString(cursor.getColumnIndex(
 719                             OpenableColumns.DISPLAY_NAME));
 720                     Log_OC.v(TAG, "Display Name: " + displayName );
 721
 722                     displayName.replace(File.separatorChar, '_');
 723                     displayName.replace(File.pathSeparatorChar, '_');
 724                     remotePath += displayName + DisplayUtils.getComposedFileExtension(filePath);
 725
 726                 }
 727                 // and what happens in case of error?; wrong target name for the upload
 728             } finally {
 729                 cursor.close();
 730             }
 731
 732         } else {
 733             remotePath += new File(filePath).getName();
 734         }
 735
 736         i.putExtra(FileUploader.KEY_LOCAL_FILE, filePath);
 737         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePath);
 738         i.putExtra(FileUploader.KEY_MIME_TYPE, mimeType);
 739         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 740         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 741         i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 742         startService(i);
 743     }
 744
 745     /**
 746      * Request the operation for moving the file/folder from one path to another
 747      *
 748      * @param data       Intent received
 749      * @param resultCode Result code received
 750      */
 751     private void requestMoveOperation(Intent data, int resultCode) {
 752         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 753         OCFile targetFile = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 754         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 755     }
 756
 757     /**
 758      * Request the operation for copying the file/folder from one path to another
 759      *
 760      * @param data       Intent received
 761      * @param resultCode Result code received
 762      */
 763     private void requestCopyOperation(Intent data, int resultCode) {
 764         OCFile folderToMoveAt = data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 765         OCFile targetFile = data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 766         getFileOperationsHelper().copyFile(folderToMoveAt, targetFile);
 767     }
 768
 769     @Override
 770     public void onBackPressed() {
 771         if (!isDrawerOpen()){
 772             OCFileListFragment listOfFiles = getListOfFilesFragment();
 773             if (mDualPane || getSecondFragment() == null) {
 774                 OCFile currentDir = getCurrentDir();
 775                 if (currentDir == null || currentDir.getParentId() == FileDataStorageManager.ROOT_PARENT_ID) {
 776                     finish();
 777                     return;
 778                 }
 779                 if (listOfFiles != null) {  // should never be null, indeed
 780                     listOfFiles.onBrowseUp();
 781                 }
 782             }
 783             if (listOfFiles != null) {  // should never be null, indeed
 784                 setFile(listOfFiles.getCurrentFile());
 785             }
 786             cleanSecondFragment();
 787         } else {
 788             super.onBackPressed();
 789         }
 790     }
 791
 792     @Override
 793     protected void onSaveInstanceState(Bundle outState) {
 794         // responsibility of restore is preferred in onCreate() before than in
 795         // onRestoreInstanceState when there are Fragments involved
 796         Log_OC.v(TAG, "onSaveInstanceState() start");
 797         super.onSaveInstanceState(outState);
 798         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 799         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 800         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS,
 801         // mRefreshSharesInProgress);
 802         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 803
 804         Log_OC.v(TAG, "onSaveInstanceState() end");
 805     }
 806
 807
 808     @Override
 809     protected void onResume() {
 810         Log_OC.v(TAG, "onResume() start");
 811         super.onResume();
 812
 813         // refresh Navigation Drawer account list
 814         mNavigationDrawerAdapter.updateAccountList();
 815
 816
 817         // refresh list of files
 818         refreshListOfFilesFragment();
 819
 820         // Listen for sync messages
 821         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 822         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 823         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 824         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 825         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 826         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 827         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 828         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver,
 829         // syncIntentFilter);
 830
 831         // Listen for upload messages
 832         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 833         mUploadFinishReceiver = new UploadFinishReceiver();
 834         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 835
 836         // Listen for download messages
 837         IntentFilter downloadIntentFilter = new IntentFilter(
 838                 FileDownloader.getDownloadAddedMessage());
 839         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 840         mDownloadFinishReceiver = new DownloadFinishReceiver();
 841         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 842
 843         Log_OC.v(TAG, "onResume() end");
 844     }
 845
 846
 847     @Override
 848     protected void onPause() {
 849         Log_OC.v(TAG, "onPause() start");
 850         if (mSyncBroadcastReceiver != null) {
 851             unregisterReceiver(mSyncBroadcastReceiver);
 852             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 853             mSyncBroadcastReceiver = null;
 854         }
 855         if (mUploadFinishReceiver != null) {
 856             unregisterReceiver(mUploadFinishReceiver);
 857             mUploadFinishReceiver = null;
 858         }
 859         if (mDownloadFinishReceiver != null) {
 860             unregisterReceiver(mDownloadFinishReceiver);
 861             mDownloadFinishReceiver = null;
 862         }
 863
 864         super.onPause();
 865         Log_OC.v(TAG, "onPause() end");
 866     }
 867
 868
 869     private class SyncBroadcastReceiver extends BroadcastReceiver {
 870
 871         /**
 872          * {@link BroadcastReceiver} to enable syncing feedback in UI
 873          */
 874         @Override
 875         public void onReceive(Context context, Intent intent) {
 876             try {
 877                 String event = intent.getAction();
 878                 Log_OC.d(TAG, "Received broadcast " + event);
 879                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 880                 String synchFolderRemotePath =
 881                         intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 882                 RemoteOperationResult synchResult =
 883                         (RemoteOperationResult)intent.getSerializableExtra(
 884                                 FileSyncAdapter.EXTRA_RESULT);
 885                 boolean sameAccount = (getAccount() != null &&
 886                         accountName.equals(getAccount().name) && getStorageManager() != null);
 887
 888                 if (sameAccount) {
 889
 890                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 891                         mSyncInProgress = true;
 892
 893                     } else {
 894                         OCFile currentFile = (getFile() == null) ? null :
 895                                 getStorageManager().getFileByPath(getFile().getRemotePath());
 896                         OCFile currentDir = (getCurrentDir() == null) ? null :
 897                                 getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 898
 899                         if (currentDir == null) {
 900                             // current folder was removed from the server
 901                             Toast.makeText( FileDisplayActivity.this,
 902                                             String.format(
 903                                                     getString(R.string.
 904                                                             sync_current_folder_was_removed),
 905                                                    synchFolderRemotePath),
 906                                             Toast.LENGTH_LONG)
 907                                 .show();
 908                             browseToRoot();
 909
 910                         } else {
 911                             if (currentFile == null && !getFile().isFolder()) {
 912                                 // currently selected file was removed in the server, and now we
 913                                 // know it
 914                                 cleanSecondFragment();
 915                                 currentFile = currentDir;
 916                             }
 917
 918                             if (synchFolderRemotePath != null &&
 919                                     currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 920                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 921                                 if (fileListFragment != null) {
 922                                     fileListFragment.listDirectory();
 923                                     // TODO Enable when "On Device" is recovered ?
 924                                     // fileListFragment.listDirectory(currentDir,
 925                                     // MainApp.getOnlyOnDevice());
 926                                 }
 927                             }
 928                             setFile(currentFile);
 929                         }
 930
 931                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) &&
 932                                 !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED
 933                                         .equals(event));
 934
 935                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
 936                                     equals(event) &&
 937                                 /// TODO refactor and make common
 938                                 synchResult != null && !synchResult.isSuccess() &&
 939                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED ||
 940                                         synchResult.isIdPRedirection() ||
 941                                         (synchResult.isException() && synchResult.getException()
 942                                                 instanceof AuthenticatorException))) {
 943
 944
 945                             try {
 946                                 OwnCloudClient client;
 947                                 OwnCloudAccount ocAccount =
 948                                         new OwnCloudAccount(getAccount(), context);
 949                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
 950                                         removeClientFor(ocAccount));
 951
 952                                 if (client != null) {
 953                                     OwnCloudCredentials cred = client.getCredentials();
 954                                     if (cred != null) {
 955                                         AccountManager am = AccountManager.get(context);
 956                                         if (cred.authTokenExpires()) {
 957                                             am.invalidateAuthToken(
 958                                                     getAccount().type,
 959                                                     cred.getAuthToken()
 960                                             );
 961                                         } else {
 962                                             am.clearPassword(getAccount());
 963                                         }
 964                                     }
 965                                 }
 966                                 requestCredentialsUpdate();
 967
 968                             } catch (AccountNotFoundException e) {
 969                                 Log_OC.e(TAG, "Account " + getAccount() + " was removed!", e);
 970                             }
 971
 972                         }
 973                     }
 974                     removeStickyBroadcast(intent);
 975                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
 976                     mProgressBar.setIndeterminate(mSyncInProgress);
 977                     //mProgressBar.setVisibility((mSyncInProgress) ? View.VISIBLE : View.INVISIBLE);
 978                     //setSupportProgressBarIndeterminateVisibility(mSyncInProgress
 979                     /*|| mRefreshSharesInProgress*/ //);
 980
 981                     setBackgroundText();
 982
 983                 }
 984
 985                 if (synchResult != null) {
 986                     if (synchResult.getCode().equals(
 987                             RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 988                         mLastSslUntrustedServerResult = synchResult;
 989                     }
 990                 }
 991             } catch (RuntimeException e) {
 992                 // avoid app crashes after changing the serial id of RemoteOperationResult
 993                 // in owncloud library with broadcast notifications pending to process
 994                 removeStickyBroadcast(intent);
 995             }
 996         }
 997     }
 998
 999     /**
1000      * Show a text message on screen view for notifying user if content is
1001      * loading or folder is empty
1002      */
1003     private void setBackgroundText() {
1004         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1005         if (ocFileListFragment != null) {
1006             int message = R.string.file_list_loading;
1007             if (!mSyncInProgress) {
1008                 // In case file list is empty
1009                 message = R.string.file_list_empty;
1010             }
1011             ocFileListFragment.setMessageForEmptyList(getString(message));
1012         } else {
1013             Log_OC.e(TAG, "OCFileListFragment is null");
1014         }
1015     }
1016
1017     /**
1018      * Once the file upload has finished -> update view
1019      */
1020     private class UploadFinishReceiver extends BroadcastReceiver {
1021         /**
1022          * Once the file upload has finished -> update view
1023          *
1024          * @author David A. Velasco
1025          * {@link BroadcastReceiver} to enable upload feedback in UI
1026          */
1027         @Override
1028         public void onReceive(Context context, Intent intent) {
1029             try {
1030                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1031                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1032                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1033                 OCFile currentDir = getCurrentDir();
1034                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1035                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1036
1037                 if (sameAccount && isDescendant) {
1038                     refreshListOfFilesFragment();
1039                 }
1040
1041                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT,
1042                         false);
1043                 boolean renamedInUpload = getFile().getRemotePath().
1044                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1045                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1046                         renamedInUpload;
1047                 FileFragment details = getSecondFragment();
1048                 boolean detailFragmentIsShown = (details != null &&
1049                         details instanceof FileDetailFragment);
1050
1051                 if (sameAccount && sameFile && detailFragmentIsShown) {
1052                     if (uploadWasFine) {
1053                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1054                     }
1055                     if (renamedInUpload) {
1056                         String newName = (new File(uploadedRemotePath)).getName();
1057                         Toast msg = Toast.makeText(
1058                                 context,
1059                                 String.format(
1060                                         getString(R.string.filedetails_renamed_in_upload_msg),
1061                                         newName),
1062                                 Toast.LENGTH_LONG);
1063                         msg.show();
1064                     }
1065                     if (uploadWasFine || getFile().fileExists()) {
1066                         ((FileDetailFragment) details).updateFileDetails(false, true);
1067                     } else {
1068                         cleanSecondFragment();
1069                     }
1070
1071                     // Force the preview if the file is an image
1072                     if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1073                         startImagePreview(getFile());
1074                     } // TODO what about other kind of previews?
1075                 }
1076
1077                 mProgressBar.setIndeterminate(false);
1078             } finally {
1079                 if (intent != null) {
1080                     removeStickyBroadcast(intent);
1081                 }
1082             }
1083
1084         }
1085
1086     }
1087
1088
1089     /**
1090      * Class waiting for broadcast events from the {@link FileDownloader} service.
1091      *
1092      * Updates the UI when a download is started or finished, provided that it is relevant for the
1093      * current folder.
1094      */
1095     private class DownloadFinishReceiver extends BroadcastReceiver {
1096
1097         //int refreshCounter = 0;
1098         @Override
1099         public void onReceive(Context context, Intent intent) {
1100             try {
1101                 boolean sameAccount = isSameAccount(context, intent);
1102                 String downloadedRemotePath =
1103                         intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1104                 boolean isDescendant = isDescendant(downloadedRemotePath);
1105
1106                 if (sameAccount && isDescendant) {
1107                     String linkedToRemotePath =
1108                             intent.getStringExtra(FileDownloader.EXTRA_LINKED_TO_PATH);
1109                     if (linkedToRemotePath == null || isAscendant(linkedToRemotePath)) {
1110                         //Log_OC.v(TAG, "refresh #" + ++refreshCounter);
1111                         refreshListOfFilesFragment();
1112                     }
1113                     refreshSecondFragment(
1114                             intent.getAction(),
1115                             downloadedRemotePath,
1116                             intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false)
1117                     );
1118                 }
1119
1120                 if (mWaitingToSend != null) {
1121                     mWaitingToSend =
1122                             getStorageManager().getFileByPath(mWaitingToSend.getRemotePath());
1123                     if (mWaitingToSend.isDown()) {
1124                         sendDownloadedFile();
1125                     }
1126                 }
1127
1128             } finally {
1129                 if (intent != null) {
1130                     removeStickyBroadcast(intent);
1131                 }
1132             }
1133         }
1134
1135         private boolean isDescendant(String downloadedRemotePath) {
1136             OCFile currentDir = getCurrentDir();
1137             return (
1138                 currentDir != null &&
1139                 downloadedRemotePath != null &&
1140                 downloadedRemotePath.startsWith(currentDir.getRemotePath())
1141             );
1142         }
1143
1144         private boolean isAscendant(String linkedToRemotePath) {
1145             OCFile currentDir = getCurrentDir();
1146             return (
1147                 currentDir != null &&
1148                 currentDir.getRemotePath().startsWith(linkedToRemotePath)
1149             );
1150         }
1151
1152         private boolean isSameAccount(Context context, Intent intent) {
1153             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1154             return (accountName != null && getAccount() != null &&
1155                     accountName.equals(getAccount().name));
1156         }
1157     }
1158
1159
1160     public void browseToRoot() {
1161         OCFileListFragment listOfFiles = getListOfFilesFragment();
1162         if (listOfFiles != null) {  // should never be null, indeed
1163             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1164             listOfFiles.listDirectory(root);
1165             // TODO Enable when "On Device" is recovered ?
1166             // listOfFiles.listDirectory(root, MainApp.getOnlyOnDevice());
1167             setFile(listOfFiles.getCurrentFile());
1168             startSyncFolderOperation(root, false);
1169         }
1170         cleanSecondFragment();
1171
1172     }
1173
1174
1175     /**
1176      * {@inheritDoc}
1177      * <p/>
1178      * Updates action bar and second fragment, if in dual pane mode.
1179      */
1180     @Override
1181     public void onBrowsedDownTo(OCFile directory) {
1182         setFile(directory);
1183         cleanSecondFragment();
1184         // Sync Folder
1185         startSyncFolderOperation(directory, false);
1186     }
1187
1188     /**
1189      * Shows the information of the {@link OCFile} received as a
1190      * parameter in the second fragment.
1191      *
1192      * @param file {@link OCFile} whose details will be shown
1193      */
1194     @Override
1195     public void showDetails(OCFile file) {
1196         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1197         setSecondFragment(detailFragment);
1198         updateFragmentsVisibility(true);
1199         updateActionBarTitleAndHomeButton(file);
1200         setFile(file);
1201     }
1202
1203     @Override
1204     protected void updateActionBarTitleAndHomeButton(OCFile chosenFile) {
1205         if (mDualPane) {
1206             // in dual pane mode, keep the focus of title an action bar in the current folder
1207             super.updateActionBarTitleAndHomeButton(getCurrentDir());
1208
1209         } else {
1210             super.updateActionBarTitleAndHomeButton(chosenFile);
1211         }
1212
1213     }
1214
1215     @Override
1216     protected ServiceConnection newTransferenceServiceConnection() {
1217         return new ListServiceConnection();
1218     }
1219
1220     /**
1221      * Defines callbacks for service binding, passed to bindService()
1222      */
1223     private class ListServiceConnection implements ServiceConnection {
1224
1225         @Override
1226         public void onServiceConnected(ComponentName component, IBinder service) {
1227             if (component.equals(new ComponentName(
1228                     FileDisplayActivity.this, FileDownloader.class))) {
1229                 Log_OC.d(TAG, "Download service connected");
1230                 mDownloaderBinder = (FileDownloaderBinder) service;
1231                 if (mWaitingToPreview != null)
1232                     if (getStorageManager() != null) {
1233                          // update the file
1234                         mWaitingToPreview =
1235                                 getStorageManager().getFileById(mWaitingToPreview.getFileId());
1236                         if (!mWaitingToPreview.isDown()) {
1237                             requestForDownload();
1238                         }
1239                     }
1240
1241             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1242                     FileUploader.class))) {
1243                 Log_OC.d(TAG, "Upload service connected");
1244                 mUploaderBinder = (FileUploaderBinder) service;
1245             } else {
1246                 return;
1247             }
1248             // a new chance to get the mDownloadBinder through
1249             // getFileDownloadBinder() - THIS IS A MESS
1250             OCFileListFragment listOfFiles = getListOfFilesFragment();
1251             if (listOfFiles != null) {
1252                 listOfFiles.listDirectory();
1253                 // TODO Enable when "On Device" is recovered ?
1254                 // listOfFiles.listDirectory(MainApp.getOnlyOnDevice());
1255             }
1256             FileFragment secondFragment = getSecondFragment();
1257             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1258                 FileDetailFragment detailFragment = (FileDetailFragment) secondFragment;
1259                 detailFragment.listenForTransferProgress();
1260                 detailFragment.updateFileDetails(false, false);
1261             }
1262         }
1263
1264         @Override
1265         public void onServiceDisconnected(ComponentName component) {
1266             if (component.equals(new ComponentName(FileDisplayActivity.this,
1267                     FileDownloader.class))) {
1268                 Log_OC.d(TAG, "Download service disconnected");
1269                 mDownloaderBinder = null;
1270             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1271                     FileUploader.class))) {
1272                 Log_OC.d(TAG, "Upload service disconnected");
1273                 mUploaderBinder = null;
1274             }
1275         }
1276     }
1277
1278     @Override
1279     public void onSavedCertificate() {
1280         startSyncFolderOperation(getCurrentDir(), false);
1281     }
1282
1283
1284     @Override
1285     public void onFailedSavingCertificate() {
1286         ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance(
1287                 R.string.ssl_validator_not_saved, new String[]{}, R.string.common_ok, -1, -1
1288         );
1289         dialog.show(getSupportFragmentManager(), DIALOG_CERT_NOT_SAVED);
1290     }
1291
1292     @Override
1293     public void onCancelCertificate() {
1294         // nothing to do
1295     }
1296
1297     /**
1298      * Updates the view associated to the activity after the finish of some operation over files
1299      * in the current account.
1300      *
1301      * @param operation Removal operation performed.
1302      * @param result    Result of the removal.
1303      */
1304     @Override
1305     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1306         super.onRemoteOperationFinish(operation, result);
1307
1308         if (operation instanceof RemoveFileOperation) {
1309             onRemoveFileOperationFinish((RemoveFileOperation) operation, result);
1310
1311         } else if (operation instanceof RenameFileOperation) {
1312             onRenameFileOperationFinish((RenameFileOperation) operation, result);
1313
1314         } else if (operation instanceof SynchronizeFileOperation) {
1315             onSynchronizeFileOperationFinish((SynchronizeFileOperation) operation, result);
1316
1317         } else if (operation instanceof CreateFolderOperation) {
1318             onCreateFolderOperationFinish((CreateFolderOperation) operation, result);
1319
1320         } else if (operation instanceof CreateShareOperation) {
1321             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1322
1323         } else if (operation instanceof UnshareLinkOperation) {
1324             onUnshareLinkOperationFinish((UnshareLinkOperation) operation, result);
1325
1326         } else if (operation instanceof MoveFileOperation) {
1327             onMoveFileOperationFinish((MoveFileOperation) operation, result);
1328
1329         } else if (operation instanceof CopyFileOperation) {
1330             onCopyFileOperationFinish((CopyFileOperation) operation, result);
1331         }
1332
1333     }
1334
1335
1336     private void onCreateShareOperationFinish(CreateShareOperation operation,
1337                                               RemoteOperationResult result) {
1338         if (result.isSuccess()) {
1339             refreshShowDetails();
1340             refreshListOfFilesFragment();
1341         }
1342     }
1343
1344
1345     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation,
1346                                               RemoteOperationResult result) {
1347         if (result.isSuccess()) {
1348             refreshShowDetails();
1349             refreshListOfFilesFragment();
1350
1351         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1352             cleanSecondFragment();
1353             refreshListOfFilesFragment();
1354         }
1355     }
1356
1357     private void refreshShowDetails() {
1358         FileFragment details = getSecondFragment();
1359         if (details != null) {
1360             OCFile file = details.getFile();
1361             if (file != null) {
1362                 file = getStorageManager().getFileByPath(file.getRemotePath());
1363                 if (details instanceof PreviewMediaFragment) {
1364                     // Refresh  OCFile of the fragment
1365                     ((PreviewMediaFragment) details).updateFile(file);
1366                 } else {
1367                     showDetails(file);
1368                 }
1369             }
1370             invalidateOptionsMenu();
1371         }
1372     }
1373
1374     /**
1375      * Updates the view associated to the activity after the finish of an operation trying to
1376      * remove a file.
1377      *
1378      * @param operation     Removal operation performed.
1379      * @param result        Result of the removal.
1380      */
1381     private void onRemoveFileOperationFinish(RemoveFileOperation operation,
1382                                              RemoteOperationResult result) {
1383         dismissLoadingDialog();
1384
1385         Toast msg = Toast.makeText(this,
1386                 ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1387                 Toast.LENGTH_LONG);
1388         msg.show();
1389
1390         if (result.isSuccess()) {
1391             OCFile removedFile = operation.getFile();
1392             FileFragment second = getSecondFragment();
1393             if (second != null && removedFile.equals(second.getFile())) {
1394                 if (second instanceof PreviewMediaFragment) {
1395                     ((PreviewMediaFragment) second).stopPreview(true);
1396                 }
1397                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1398                 cleanSecondFragment();
1399             }
1400             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1401                 refreshListOfFilesFragment();
1402             }
1403             invalidateOptionsMenu();
1404         } else {
1405             if (result.isSslRecoverableException()) {
1406                 mLastSslUntrustedServerResult = result;
1407                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1408             }
1409         }
1410     }
1411
1412
1413     /**
1414      * Updates the view associated to the activity after the finish of an operation trying to move a
1415      * file.
1416      *
1417      * @param operation Move operation performed.
1418      * @param result    Result of the move operation.
1419      */
1420     private void onMoveFileOperationFinish(MoveFileOperation operation,
1421                                            RemoteOperationResult result) {
1422         if (result.isSuccess()) {
1423             dismissLoadingDialog();
1424             refreshListOfFilesFragment();
1425         } else {
1426             dismissLoadingDialog();
1427             try {
1428                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1429                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1430                         Toast.LENGTH_LONG);
1431                 msg.show();
1432
1433             } catch (NotFoundException e) {
1434                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1435             }
1436         }
1437     }
1438
1439     /**
1440      * Updates the view associated to the activity after the finish of an operation trying to copy a
1441      * file.
1442      *
1443      * @param operation Copy operation performed.
1444      * @param result    Result of the copy operation.
1445      */
1446     private void onCopyFileOperationFinish(CopyFileOperation operation, RemoteOperationResult result) {
1447         if (result.isSuccess()) {
1448             dismissLoadingDialog();
1449             refreshListOfFilesFragment();
1450         } else {
1451             dismissLoadingDialog();
1452             try {
1453                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1454                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1455                         Toast.LENGTH_LONG);
1456                 msg.show();
1457
1458             } catch (NotFoundException e) {
1459                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1460             }
1461         }
1462     }
1463
1464     /**
1465      * Updates the view associated to the activity after the finish of an operation trying to rename
1466      * a file.
1467      *
1468      * @param operation     Renaming operation performed.
1469      * @param result        Result of the renaming.
1470      */
1471     private void onRenameFileOperationFinish(RenameFileOperation operation,
1472                                              RemoteOperationResult result) {
1473         dismissLoadingDialog();
1474         OCFile renamedFile = operation.getFile();
1475         if (result.isSuccess()) {
1476             FileFragment details = getSecondFragment();
1477             if (details != null) {
1478                 if (details instanceof FileDetailFragment &&
1479                         renamedFile.equals(details.getFile()) ) {
1480                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1481                     showDetails(renamedFile);
1482
1483                 } else if (details instanceof PreviewMediaFragment &&
1484                         renamedFile.equals(details.getFile())) {
1485                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1486                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1487                         int position = ((PreviewMediaFragment) details).getPosition();
1488                         startMediaPreview(renamedFile, position, true);
1489                     } else {
1490                         getFileOperationsHelper().openFile(renamedFile);
1491                     }
1492                 }
1493             }
1494
1495             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())){
1496                 refreshListOfFilesFragment();
1497             }
1498
1499         } else {
1500             Toast msg = Toast.makeText(this,
1501                     ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1502                     Toast.LENGTH_LONG);
1503             msg.show();
1504
1505             if (result.isSslRecoverableException()) {
1506                 mLastSslUntrustedServerResult = result;
1507                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1508             }
1509         }
1510     }
1511
1512     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation,
1513                                                   RemoteOperationResult result) {
1514         if (result.isSuccess()) {
1515             if (operation.transferWasRequested()) {
1516                 OCFile syncedFile = operation.getLocalFile();
1517                 onTransferStateChanged(syncedFile, true, true);
1518                 invalidateOptionsMenu();
1519             }
1520         }
1521     }
1522
1523     /**
1524      * Updates the view associated to the activity after the finish of an operation trying create a
1525      * new folder
1526      *
1527      * @param operation     Creation operation performed.
1528      * @param result        Result of the creation.
1529      */
1530     private void onCreateFolderOperationFinish(CreateFolderOperation operation,
1531                                                RemoteOperationResult result) {
1532         if (result.isSuccess()) {
1533             dismissLoadingDialog();
1534             refreshListOfFilesFragment();
1535         } else {
1536             dismissLoadingDialog();
1537             try {
1538                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1539                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1540                         Toast.LENGTH_LONG);
1541                 msg.show();
1542
1543             } catch (NotFoundException e) {
1544                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1545             }
1546         }
1547     }
1548
1549
1550     /**
1551      * {@inheritDoc}
1552      */
1553     @Override
1554     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1555         refreshListOfFilesFragment();
1556         FileFragment details = getSecondFragment();
1557         if (details != null && details instanceof FileDetailFragment &&
1558                 file.equals(details.getFile()) ) {
1559             if (downloading || uploading) {
1560                 ((FileDetailFragment) details).updateFileDetails(file, getAccount());
1561             } else {
1562                 if (!file.fileExists()) {
1563                     cleanSecondFragment();
1564                 } else {
1565                     ((FileDetailFragment) details).updateFileDetails(false, true);
1566                 }
1567             }
1568         }
1569
1570     }
1571
1572
1573     private void requestForDownload() {
1574         Account account = getAccount();
1575         //if (!mWaitingToPreview.isDownloading()) {
1576         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1577             Intent i = new Intent(this, FileDownloader.class);
1578             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1579             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1580             startService(i);
1581         }
1582     }
1583
1584
1585     private OCFile getCurrentDir() {
1586         OCFile file = getFile();
1587         if (file != null) {
1588             if (file.isFolder()) {
1589                 return file;
1590             } else if (getStorageManager() != null) {
1591                 String parentPath = file.getRemotePath().substring(0,
1592                         file.getRemotePath().lastIndexOf(file.getFileName()));
1593                 return getStorageManager().getFileByPath(parentPath);
1594             }
1595         }
1596         return null;
1597     }
1598
1599     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1600         long currentSyncTime = System.currentTimeMillis();
1601
1602         mSyncInProgress = true;
1603
1604         // perform folder synchronization
1605         RemoteOperation synchFolderOp = new RefreshFolderOperation( folder,
1606                 currentSyncTime,
1607                 false,
1608                 getFileOperationsHelper().isSharedSupported(),
1609                 ignoreETag,
1610                 getStorageManager(),
1611                 getAccount(),
1612                 getApplicationContext()
1613         );
1614         synchFolderOp.execute(getAccount(), MainApp.getAppContext(), this, null, null);
1615         mProgressBar.setIndeterminate(true);
1616
1617         setBackgroundText();
1618     }
1619
1620     /**
1621      * Show untrusted cert dialog
1622      */
1623     public void showUntrustedCertDialog(RemoteOperationResult result) {
1624         // Show a dialog with the certificate info
1625         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError(
1626                 (CertificateCombinedException) result.getException());
1627         FragmentManager fm = getSupportFragmentManager();
1628         FragmentTransaction ft = fm.beginTransaction();
1629         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1630     }
1631
1632     private void requestForDownload(OCFile file) {
1633         Account account = getAccount();
1634         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1635             Intent i = new Intent(this, FileDownloader.class);
1636             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1637             i.putExtra(FileDownloader.EXTRA_FILE, file);
1638             startService(i);
1639         }
1640     }
1641
1642     private void sendDownloadedFile() {
1643         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1644         mWaitingToSend = null;
1645     }
1646
1647
1648     /**
1649      * Requests the download of the received {@link OCFile} , updates the UI
1650      * to monitor the download progress and prepares the activity to send the file
1651      * when the download finishes.
1652      *
1653      * @param file {@link OCFile} to download and preview.
1654      */
1655     public void startDownloadForSending(OCFile file) {
1656         mWaitingToSend = file;
1657         requestForDownload(mWaitingToSend);
1658         boolean hasSecondFragment = (getSecondFragment() != null);
1659         updateFragmentsVisibility(hasSecondFragment);
1660     }
1661
1662     /**
1663      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1664      *
1665      * @param file Image {@link OCFile} to show.
1666      */
1667     public void startImagePreview(OCFile file) {
1668         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1669         showDetailsIntent.putExtra(EXTRA_FILE, file);
1670         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1671         startActivity(showDetailsIntent);
1672
1673     }
1674
1675     /**
1676      * Stars the preview of an already down media {@link OCFile}.
1677      *
1678      * @param file                      Media {@link OCFile} to preview.
1679      * @param startPlaybackPosition     Media position where the playback will be started,
1680      *                                  in milliseconds.
1681      * @param autoplay                  When 'true', the playback will start without user
1682      *                                  interactions.
1683      */
1684     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1685         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition,
1686                 autoplay);
1687         setSecondFragment(mediaFragment);
1688         updateFragmentsVisibility(true);
1689         updateActionBarTitleAndHomeButton(file);
1690         setFile(file);
1691     }
1692
1693     /**
1694      * Requests the download of the received {@link OCFile} , updates the UI
1695      * to monitor the download progress and prepares the activity to preview
1696      * or open the file when the download finishes.
1697      *
1698      * @param file {@link OCFile} to download and preview.
1699      */
1700     public void startDownloadForPreview(OCFile file) {
1701         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1702         setSecondFragment(detailFragment);
1703         mWaitingToPreview = file;
1704         requestForDownload();
1705         updateFragmentsVisibility(true);
1706         updateActionBarTitleAndHomeButton(file);
1707         setFile(file);
1708     }
1709
1710
1711     public void cancelTransference(OCFile file) {
1712         getFileOperationsHelper().cancelTransference(file);
1713         if (mWaitingToPreview != null &&
1714                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1715             mWaitingToPreview = null;
1716         }
1717         if (mWaitingToSend != null &&
1718                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1719             mWaitingToSend = null;
1720         }
1721         onTransferStateChanged(file, false, false);
1722     }
1723
1724     @Override
1725     public void onRefresh(boolean ignoreETag) {
1726         refreshList(ignoreETag);
1727     }
1728
1729     @Override
1730     public void onRefresh() {
1731         refreshList(true);
1732     }
1733
1734     private void refreshList(boolean ignoreETag) {
1735         OCFileListFragment listOfFiles = getListOfFilesFragment();
1736         if (listOfFiles != null) {
1737             OCFile folder = listOfFiles.getCurrentFile();
1738             if (folder != null) {
1739                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1740                 listDirectory(mFile);*/
1741                 startSyncFolderOperation(folder, ignoreETag);
1742             }
1743         }
1744     }
1745
1746     private void sortByDate(boolean ascending) {
1747         getListOfFilesFragment().sortByDate(ascending);
1748     }
1749
1750     private void sortBySize(boolean ascending) {
1751         getListOfFilesFragment().sortBySize(ascending);
1752     }
1753
1754     private void sortByName(boolean ascending) {
1755         getListOfFilesFragment().sortByName(ascending);
1756     }
1757
1758    public void allFilesOption() {
1759        browseToRoot();
1760    }
1761 }